MZ-NH900
37
37
MZ-NH900
6-14. PRINTED WIRING BOARD – MAIN Section (2/2) –
: Uses unleaded solder.
C545
C536
C526
C538
C531
C529
C525
C559
R512
C528
C523
C550
C513
C527
C517
C516
C511
R456
C515
C520
C438
C519
C521
C573
C522
C560
C554
C557
C558
R513
R514
R501
R455
R502
R872
R868
R892
R891
C891
R893
R520
R524
C555
C533
C566
R519
R509
R511
R518
R889
R890
R887
R886
R882
R823
R810
R858
R861
R620
C646
C407
C408
C409
R624
R621
C648
R653
R654
R685
R683
R684
R358
R351
R312
R356
R483
R484
C604
C625
C630
R678
C602
C677
R605
C611
R673
R671
R675
R601
R314
R101
C456 C455
C458
R201
R315
R103
R203
R309
R310
C101
R107
R106
C306
C201
C325
C459
R609
R628
R629
R617
R665
R646
R616
R618
C641
C425
C324
C322
R619
R361
C636
C314
C206
C205
R207
R206
R254
R154
R307
R360
C204
C105
C106
C104
C308
C638
C633
C645
C642
C644
C620
R625
C850
R812
R811
C803
R881
R883
C565
R884
C804
C820
R840
R827
VDR801
C843
R517
R888
R505
R515
R516
C547
C552
C524
FB503
FB502
C539
C537
R845
C669
C668
C530
R525
R526
Q884
2E
2B
1C
2C
1B
1E
Q881
1E
1B
2C
1C
2B
2E
D882
D883
A
K
A
K
D884
K
A
L881
L801
C805
+
C818
R869
C859
FB808
+
C838
L804
C883
+
Q504
BC
E
+
C567
L506
SL802
SL901
IC501
∗
5451 48 45 43 42 40 37 34 31
5552 49 47 44 41 38 36 33 30
5653 50 46
2 5 8 10 13 16 19 21 24 27
3 6 9 12 14 15 17 20 23 26
+
C553
+
C518
+
C556
+
C564
L503
L505
L507
Q503
B
C
E
Q502
B C E
C570
+
D885
D905
K
A
K
A
Q886
Q885
Q612
2E 2B 1C
2C 1B 1E
S D D
G D D
1
S
G
D
2
4
3
IC604
C924
+
C653
+
C822
C676
R802
X801
C649
C830
C435
C429
R623
R860
R622
R436
C819
+
C622
+
C616
+
C614
+
C612
+
C361
+
D803
A
K
SL801
L802
R668
C628
C634
R664
C328
C327
R454
R105
R205
C202
FB101
FB201
C102
R677
R648
R649
R308
L608
R680
FB801
D616
A
K
D615
A
K
D401
A
K
L906
L901
C650 +
D605
A
K
D613
A
K
D601
A
K
D614
A
K
Q602
Q601
1S
1G
2D
1D
2G
2S
C674
D606
K
A
D607
K
A
2G S 1G
2D
1D
+
C411
CN401
+
C426
D608
K
A
C428
C417
C437
C352
R352
R473
R413
C478
R490
R478
R489
R257
C251
C372
R157
R251
R156
R155
R151
R256
R255
C151
R355
R471
R472
R491
C436
C412
C415
R612
R426
R670
R425
C421
C675
C671
C673
R647
R682
R681
R643
R679
R480
R485
C479
R354
R353
R645
R434
R414
R415
R652
Q407
BC
E
D602
A
K
D603
A
K
L601
L603
C672
L907
+
C627
+
C658
+
C315
+
C362
+
C316
+
C323
+
C108
+
C107
+
C321
+
C635
Q901
5
8
4
1
L605
SL891
SL892
SL701
L504
L502
S894
C637
+
C621
+
C607
C609
C619
C367
C354
C365
C360
C351
R608
C368
FB471
R362
C364
C370
C601
+
C613
IC605
∗
57 56 54 52 49 45 41 37 34 32 30 29
58 59 55 53 50 46 42 38 35 33 31 28
84 87 89 91 94 98 102 106 109 111 3 2
85 86 88 90 93 97 101 105 108 110 112 1
1
3
5
4
IC606
1
2
4
3
IC607
1
2
4
3
Q401
E
C
B
4
5
3
1
D442
D473
D436
A
K
A
K
K
A
D450
K
A
Q471
2B
E
1B
2C
1C
CN471
1
16
LCD
MODULE
F351
D471
K
A
+
C154
+
C254
15
21
7
1
28
8
14
22
Q618
2E 2B 1C
2C 1B 1E
C643
C666
Q608
1E
1B
2C
1C
2B
2E
Q607
B
C
E
CN701
U
U
N
V
W
N
V
W
M702
(SLED)
M701
(SPINDLE)
M703
OVER WRITE
HEAD UP/DOWN
M
1
10
1
10
D435
K
A
4
5
3
1
L303
1
7
21
15
14
8
22
28
C207
+
C313
+
D604
A
K
Q611
D D G
D D S
D609
A
K
D457
A
K
Q352
BC
E
Q251
B
C
E
Q151
B
C
E
L252
L152
J402
DC IN 3V
−
+
Q351
5
8
4
1
SL894
FB451
FB452
LF451
C457
S892
(HALF LOCK)
W404
NICKEL METAL HYDRIDE
RECHARGEABLE BATTERY
NH-10WM
W403
(CHASSIS)
(CHASSIS)
(CHASSIS)
MIC
(PLUG IN POWER)
J302
(CHASSIS)
1-861-363-
(11)
11
MAIN BOARD
(CONDUCTOR SIDE)
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION R6)
1PC. 1.5V
(CHASSIS)
BATTERY
CASE
BATTERY CHARGE
STAND
HR601
OVER WRITE
HEAD
CL931
CL8001
CL8055
CL8029
CL921
CL658
CL604
BATTERY
INSERT DETECT
CL432
(BATT–)
CL433
(GND)
CL460
(VBUS GND)
CL453
(VBUS 5V)
CL919
(AEP, UK, EE)
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
11
CL431
(BATT+)
CL935
D401
I-6
D435
D-5
D436
I-4
D442
I-4
D450
I-4
D457
D-3
D471
I-3
D473
I-4
D601
G-5
D602
G-7
D603
F-6
D604
E-4
D605
G-7
D606
H-7
D607
H-7
D608
H-7
D609
F-4
D613
G-6
D614
G-5
D615
I-7
D616
I-8
D803
I-8
D882
F-11
D883
F-11
D884
E-11
D885
E-9
D905
F-8
IC301
E-4
IC302
D-4
IC351
G-4
IC401
H-6
IC501
D-10
IC601
G-5
IC602
H-5
IC604
E-8
IC605
G-5
IC606
G-4
IC607
F-4
IC801
H-10
Q151
G-2
Q251
G-2
Q351
H-2
Q352
F-3
Q401
I-5
Q407
I-6
Q471
H-4
Q502
E-9
Q503
D-9
Q504
E-10
Q601
I-7
Q602
H-7
Q607
E-5
Q608
E-5
Q611
F-4
Q612
E-7
Q618
G-4
Q881
F-11
Q884
E-11
Q885
E-9
Q886
F-9
Q901
F-8
•
Semiconductor
Location
Ref. No. Location
Summary of Contents for Walkman MZ-MH900
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